ZIP 20680 (Ridge, MD) truck route planning & crash data
Plan safer truck routes around ZIP 20680: commercial truck and garbage truck crashes here and in St. Mary's County, dangerous roads, seasonality and route safety data for fleets.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
14 of 367 truck crashes since 2015.
Deadliest roads
No fatal large-truck crashes with a road name recorded here since 2015.
How St. Mary's County compares with Maryland
St. Mary's County against Maryland and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where St. Mary's County stands out
Full comparison
| Measure (2015–2025) | St. Mary's County | Maryland | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 27.1 | 49.3 | 49.7 | 45% below the state |
| Deaths per 100 crashes | 2.0 | 2.2 | 3.4 | 9% below the state |
| Injuries per crash | 0.67 | 0.53 | 0.49 | 1.3× the state |
| Garbage-truck share | 4.0% | 3.1% | 2.3% | 1.3× the state |
| On snow, slush or ice | 0.6% | 2.4% | 6.2% | 76% below the state |
| Morning rush (6–10 am) | 31.7% | 24.7% | 23.7% | 1.3× the state |
| In rain, sleet or snow | 9.5% | 13.8% | 13.8% | 31% below the state |
| Winter months (Nov–Mar) | 41.8% | 40.4% | 41.9% | same |
| After dark | 13.3% | 25.2% | 24.8% | 47% below the state |
Compared with Maryland, St. Mary's County is lower on crashes per 100k residents / yr, deaths per 100 crashes and on snow, slush or ice. It runs above Maryland on injuries per crash, garbage-truck share and morning rush (6–10 am).
St. Mary's County at a glance: 0.6% share of truck crashes on snow, slush or ice (Maryland: 2.4%).
Overview
Police reported 367 crashes involving commercial trucks in St. Mary's County since 2015: 243 people were injured and 8 were killed.
That averages about one truck crash every 12 days in fully reported years.
When crashes happen
March has the most truck crashes, 12.0% of the yearly total, while February has the fewest (6.3%).
November through March accounts for 41.8% of truck crashes here, compared with 40.4% in Maryland.
More truck crashes happen at 12–1 pm than at any other hour (11.4%).
Road surface: 0.6% of truck crashes were on snow, slush or ice (Maryland: 2.4%).
Where crashes happen
NHTSA lists no located fatal large-truck crashes within 10 miles of ZIP 20680 since 2015.
Garbage & waste trucks
Garbage and refuse trucks were involved in 14 crashes, 3.8% of the total, against 3.1% across Maryland.
Route planning tips for ZIP 20680 fleets
- Review driver schedules for March, the month with the most truck crashes.
- The morning rush (6–10 am) holds 31.7% of truck crashes here, more than Maryland; adjust start times where you can.
- Paste your stops into the free Route Planner to see the risk score, safer alternatives and low bridges.
About the data
Sources: the FMCSA crash file for all reported truck crashes and NHTSA FARS for fatal crashes with a large truck. Every statement here comes straight from those numbers.
Truck crashes by year: all trucks vs garbage trucks
Seasonality: when trucks crash in St. Mary's County
By hour of day
Most dangerous roads for trucks
No fatal crashes involving a large truck with a road name were recorded within 10 miles since 2015.
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (St. Mary's County) |
|---|---|
| Three Notch Rd | 101 |
| Point Lookout Rd | 52 |
| Budds Creek Rd | 13 |
| St Andrews Church Rd | 12 |
| Acrs Marked Off Road | 8 |
| Great Mills Rd | 7 |
| Hollywood Rd | 6 |
| Patuxent Beach Rd | 5 |
ZIP 20680 at a glance
| Population | 663 |
| Density | 32 per sq mi |
| Home ownership | 40% |
Historical data: truck crashes in St. Mary's County since the 1990s
Combines the FMCSA crash file (all reported truck crashes, real coverage from about 1990) with NHTSA FARS (fatal crashes involving a large truck, 1982–2024).
| Decade | Truck crashes / yr | Change | Fatal crashes / yr (FARS) |
|---|---|---|---|
| 1990s | 14 | — | 1.1 |
| 2000s | 10 | -30% | 0.6 |
| 2010s | 24 | +158% | 0.8 |
| 2020s | 34 | +37% | 0.4 |
Reported truck crashes averaged 14 a year in the 1990s and 34 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal large-truck crashes: 1.5 a year in 2016–19, 0.4 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 20680
How many truck crashes happen in ZIP 20680?
367 truck crashes have been reported in St. Mary's County since 2015, with 8 deaths and 243 injuries.
What is the worst month for truck crashes in ZIP 20680?
March has the most truck crashes in St. Mary's County, 12.0% of the yearly total.
How many garbage truck accidents happen in ZIP 20680?
Since 2015, St. Mary's County has reported 14 garbage-truck crashes, or 3.8% of its truck crashes.
How does ZIP 20680 compare with Maryland for truck crashes?
The yearly rate is 27.1 truck crashes per 100,000 residents in St. Mary's County, vs 49.3 for Maryland.
How do I plan a garbage truck route in ZIP 20680?
Use the free Route Planner: enter your stops to get a risk score, safer alternatives and the low bridges on your route.
2026 is a partial year. Updated October 2026.